chore: remove smelling modifier

src/test/java/de/caritas/cob/videoservice/api/service/liveevent/LiveEventNotificationServiceIT.java

@@ -17,7 +17,7 @@
 @SpringBootTest
 @ActiveProfiles("testing")
 @DirtiesContext
-public class LiveEventNotificationServiceIT {
+class LiveEventNotificationServiceIT {
 
   @Autowired
   private LiveEventNotificationService underTest;